/* eslint-disable vue/no-unused-vars */
<template>
    <div>
        <!-- 面包屑导航 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/home ' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>商品管理</el-breadcrumb-item>
            <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 卡片视图区域 -->
        <el-card>
            <el-row :gutter='20'>
                <el-col :span='8'>
                    <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear='getGoodsList'>
                        <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
                    </el-input>
                </el-col>
                <el-col :span='4'><el-button type='primary' @click="goAddPage">添加商品</el-button></el-col>
            </el-row>
            <!-- table表格区域 -->
            <el-table  :data='goodsList' border stripe>
                <el-table-column type='index'></el-table-column>
                <el-table-column label='商品名称' prop='goods_name'></el-table-column>
                <el-table-column label='商品价格（元）' prop='goods_price' width='95px'></el-table-column>
                <el-table-column label='商品重量' prop='goods_weight' width='70px'></el-table-column>
                <el-table-column label='创建时间' prop='add_time' width='140px'>
                    <template slot-scope="scope">
                        {{scope.row.add_time | dateFormat}}
                    </template>
                </el-table-column>
                <el-table-column label='操作' width='130px'>
                    <template slot-scope="scope">
                        <el-button type="primary" icon="el-icon-edit" size='mini'></el-button>
                        <el-button type="danger" icon="el-icon-delete" size='mini' @click="removeById(scope.row.goods_id)"></el-button>
                    </template>
                </el-table-column>
            </el-table>
            <!-- 分页区域 -->
             <el-pagination
                @size-change="handleSizeChange"
                @current-change="handleCurrentChange"
                :current-page="queryInfo.pagenum"
                :page-sizes="[5, 10, 15, 20]"
                :page-size="queryInfo.pagesize"
                layout="total, sizes, prev, pager, next, jumper"
                :total="total"
                background>
            </el-pagination>
        </el-card>
    </div>
</template>
<script>
export default {
  data () {
    return {
      // 查询参数对象
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10
      },
      //   商品列表
      goodsList: [],
      //   总数据条数
      total: 0
    }
  },
  created () {
    this.getGoodsList()
  },
  methods: {
    // 根据分页获取对应的商品列表
    async getGoodsList () {
      const { data: res } = await this.$http.get(`goods`, { params: this.queryInfo })
      if (res.meta.status !== 200) {
        return this.$message.error('获取商品列表失败')
      }
      this.$message.success('获取列表成功')
      console.log(res.data)
      this.goodsList = res.data.goods
      this.total = res.data.total
    },
    handleSizeChange (newSize) {
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    handleCurrentChange (newpage) {
      this.queryInfo.pagenum = newpage
      this.getGoodsList()
    },
    // 删除按钮
    async removeById (id) {
      const confirmResult = await this.$confirm('此操作将永久删除商品, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(err => err)
      if (confirmResult !== 'confirm') {
        return this.$message.info('已取消删除')
      }
      const { data: res } = await this.$http.delete(`goods/${id}`)
      if (res.meta.status !== 200) {
        return this.$message.error('删除失败')
      }
      this.$message.success('删除成功')
      this.getGoodsList()
    },
    // 添加商品按钮
    goAddPage () {
      this.$router.push('/goods/add')
    }
  }
}
</script>
<style lang="less" scoped>

</style>
